body {
    font-family: Arial, sans-serif;
    background-color: #f0f0f0;
    margin: 0;
    padding: 0;
}

.container {
    max-width: 800px;
    margin: 20px auto;
    background-color: #fff;
    padding: 20px;
    box-shadow: 0 0 10px rgba(0, 0, 0, 0.1);
    border-radius: 8px;
}

h1 {
    text-align: center;
    color: #333;
}

.video-container {
    text-align: center;
    margin-bottom: 20px;
}

video {
    max-width: 100%;
    height: auto;
    border-radius: 8px;
    box-shadow: 0 0 5px rgba(0, 0, 0, 0.1);
}

.controls {
    text-align: center;
}

input[type="range"] {
    width: 80%;
    margin: 10px 0;
}